133 lines
4.0 KiB
C#
133 lines
4.0 KiB
C#
using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using System;
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namespace Barotrauma
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{
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public class GUIImage : GUIComponent
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{
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public float Rotation;
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private Sprite sprite;
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private Rectangle sourceRect;
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private bool crop;
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private bool scaleToFit;
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public bool Crop
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{
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get
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{
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return crop;
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}
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set
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{
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crop = value;
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if (crop)
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{
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sourceRect.Width = Math.Min(sprite.SourceRect.Width, Rect.Width);
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sourceRect.Height = Math.Min(sprite.SourceRect.Height, Rect.Height);
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}
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}
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}
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public float Scale
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{
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get;
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set;
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}
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public Rectangle SourceRect
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{
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get { return sourceRect; }
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set { sourceRect = value; }
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}
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public Sprite Sprite
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{
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get { return sprite; }
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set
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{
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if (sprite == value) return;
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sprite = value;
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sourceRect = sprite.SourceRect;
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if (scaleToFit) RecalculateScale();
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}
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}
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public GUIImage(RectTransform rectT, string style)
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: this(rectT, null, null, false, style)
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{
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}
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public GUIImage(RectTransform rectT, Sprite sprite, Rectangle? sourceRect = null, bool scaleToFit = false)
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: this(rectT, sprite, sourceRect, scaleToFit, null)
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{
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}
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private GUIImage(RectTransform rectT, Sprite sprite, Rectangle? sourceRect, bool scaleToFit, string style) : base(style, rectT)
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{
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this.scaleToFit = scaleToFit;
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Sprite = sprite;
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if (sourceRect.HasValue)
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{
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this.sourceRect = sourceRect.Value;
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}
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else
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{
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this.sourceRect = sprite == null ? Rectangle.Empty : sprite.SourceRect;
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}
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if (style == null)
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{
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color = Color.White;
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hoverColor = Color.White;
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selectedColor = Color.White;
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}
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if (!scaleToFit)
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{
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Scale = 1.0f;
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}
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else
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{
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rectT.SizeChanged += RecalculateScale;
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}
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}
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protected override void Draw(SpriteBatch spriteBatch)
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{
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if (!Visible) return;
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Color currColor = GetCurrentColor(state);
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if (style != null)
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{
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foreach (UISprite uiSprite in style.Sprites[state])
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{
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if (Math.Abs(Rotation) > float.Epsilon)
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{
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float scale = Math.Min(Rect.Width / uiSprite.Sprite.size.X, Rect.Height / uiSprite.Sprite.size.Y);
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spriteBatch.Draw(uiSprite.Sprite.Texture, Rect.Center.ToVector2(), uiSprite.Sprite.SourceRect, currColor * (currColor.A / 255.0f), Rotation, uiSprite.Sprite.size / 2,
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Scale * scale, SpriteEffects.None, 0.0f);
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}
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else
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{
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uiSprite.Draw(spriteBatch, Rect, currColor * (currColor.A / 255.0f), SpriteEffects.None);
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}
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}
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}
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else if (sprite?.Texture != null)
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{
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spriteBatch.Draw(sprite.Texture, Rect.Center.ToVector2(), sourceRect, currColor * (currColor.A / 255.0f), Rotation, sprite.size / 2,
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Scale, SpriteEffects.None, 0.0f);
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}
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}
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private void RecalculateScale()
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{
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Scale = sprite.SourceRect.Width == 0 || sprite.SourceRect.Height == 0 ?
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1.0f :
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Math.Min(RectTransform.Rect.Width / (float)sprite.SourceRect.Width, RectTransform.Rect.Height / (float)sprite.SourceRect.Height);
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}
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}
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}
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